[GitHub] spark pull request: [SPARK-15269][SQL] Set provided path to Catalo...

[gatorsmile <gi...@git.apache.org>]

Github user gatorsmile commented on a diff in the pull request:

    https://github.com/apache/spark/pull/13120#discussion_r63298718
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/command/createDataSourceTables.scala ---
    @@ -348,13 +349,23 @@ object CreateDataSourceTableUtils extends Logging {
             className = provider,
             options = options)
     
    -    def newSparkSQLSpecificMetastoreTable(): CatalogTable = {
    +    def newSparkSQLSpecificMetastoreTable(relation: HadoopFsRelation): CatalogTable = {
           CatalogTable(
             identifier = tableIdent,
             tableType = tableType,
             schema = Nil,
             storage = CatalogStorageFormat(
    -          locationUri = None,
    +          // We don't want Hive metastore to implicitly create a table directory,
    +          // which may be not the one Data Source table is referring to,
    +          // yet which will be left behind when the table is dropped for an external table
    +          locationUri = if (isExternal) {
    +            Some(relation.location.paths.map(_.toUri.toString).map {
    +              case p if new File(p).isDirectory => p
    +              case p => new File(p).getParent
    +            }.head)
    +          } else {
    +            None
    --- End diff --
    
    In this case, `locationUri` is still `None`. Does that mean we still let Hive generate the path?


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